diff --git a/src/Servers/Kestrel/test/Interop.FunctionalTests/Http3/Http3RequestTests.cs b/src/Servers/Kestrel/test/Interop.FunctionalTests/Http3/Http3RequestTests.cs
index b4b6a03f77ea..77847beb0663 100644
--- a/src/Servers/Kestrel/test/Interop.FunctionalTests/Http3/Http3RequestTests.cs
+++ b/src/Servers/Kestrel/test/Interop.FunctionalTests/Http3/Http3RequestTests.cs
@@ -1471,7 +1471,6 @@ public async Task GET_ConnectionInfo_PropertiesSet()
     [MsQuicSupported]
     [InlineData(HttpProtocols.Http3)]
     [InlineData(HttpProtocols.Http2)]
-    [QuarantinedTest("https://github.com/dotnet/aspnetcore/issues/39985")]
     public async Task GET_GracefulServerShutdown_AbortRequestsAfterHostTimeout(HttpProtocols protocol)
     {
         // Arrange